Home / 2,127,276.50-3,190,942.54-707,332.58

Finding the Fourth Proportional to 2,127,276.50, 3,190,942.54 and 707,332.58

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Solution

The fourth proportional to 2,127,276.50, 3,190,942.54 and 707,332.58 is: 1,061,008.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,276.50 : 3,190,942.54 = 707,332.58 : x
  2. Step 2: Convert to fraction form
    2,127,276.50/3,190,942.54 = 707,332.58/x
  3. Step 3: Cross multiply
    2,127,276.50x = 3,190,942.54 × 707,332.58
  4. Step 4: Simplify right side
    2,127,276.50x = 2,257,057,619,449.95
  5. Step 5: Solve for x
    x = 2,257,057,619,449.95/2,127,276.50
  6. Step 6: Final answer
    x = 1,061,008.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.